Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 221 ECP

NJ 221 ECP

SKF Explorer

Dimensions

d		105	mm
D		190	mm
B		36	mm
d₁	≈	134	mm
D₁	≈	164	mm
F		125	mm
r_1,2	min.	2.1	mm
r_3,4	min.	2.1	mm
s	max.	2	mm

Abutment dimensions

d_a	min.	117	mm
d_a	max.	122	mm
d_b	min.	137	mm
D_a	max.	177.3	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	300	kN
Basic static load rating	C₀	315	kN
Fatigue load limit	P_u	36.5	kN
Reference speed		3800	r/min
Limiting speed		4300	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

Associated products

Angle ring

HJ 221 EC

Model Number: NJ 221 ECP
Inner Diameter：105mm Outer Diameter：190mm Width：36mm
Reference speed:4300 r/min Limiting speed:3800 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Single row cylindrical roller bearings
Details： Single row cylindrical roller bearings Cylindrical roller bearings, single row
Update date：2026-07-24
Application:Liposuction device,industrial supplies,Film machine,Grinding and polishing equipment,raw material accessories,ventilation heating equipment,Switch,non-ferrous metal alloy,welding equipment,textile machinery,other lathe
Similar models:NJ 2210 ECP BD-22213 EK-H 313 NU 2215 ECP BD-C 2212 KTN9-AHX 312 BS2-2219-2RS/VT143 C 2217 K BD-C 2213 KTN9-H 313 E NUP 2210 ECJ BD-C 2217 K-H 317 E NJ 2217 ECML
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Model No. Inner Diameter Outer Diameter Width Type

7226 BCBM
99260
KM 24
NAO 35x55x20
PF 25 RM

Purchase the SKF NJ 221 ECP Cylindrical roller bearings, single row Please fill in the following

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Model No.	Inner Diameter	Outer Diameter	Width	Type
7226 BCBM
99260
KM 24
NAO 35x55x20
PF 25 RM